Least Common Multiple (LCM) of 196 and 87
The least common multiple (LCM) of 196 and 87 is 17052.
What is the Least Common Multiple (LCM)?
The LCM of two integers is the smallest positive integer that is divisible by both numbers. It is often used to find common denominators and solve problems involving periodic events.
Formula for LCM
The LCM of two numbers can be calculated using their GCD:
LCM(a, b) = |a × b| ÷ GCD(a, b)
How to Calculate the LCM of 196 and 87?
First, calculate the GCD of 196 and 87 using the Euclidean algorithm. Then use the formula above to find the LCM.
Step-by-Step GCD Calculation
| Step | Calculation |
|---|---|
| 1 | 196 ÷ 87 = 2 remainder 22 |
| 2 | 87 ÷ 22 = 3 remainder 21 |
| 3 | 22 ÷ 21 = 1 remainder 1 |
| 4 | 21 ÷ 1 = 21 remainder 0 |
Examples of LCM Calculations
| Numbers | LCM |
|---|---|
| 126 and 160 | 10080 |
| 54 and 109 | 5886 |
| 162 and 73 | 11826 |
| 90 and 93 | 2790 |
| 40 and 76 | 760 |